Network test instrument



FIG. 1 is a perspective view of the design for a network test instrument;

FIG. 2 is a front plan view of the design of FIG. 1;

FIG. 3 is a rear plan view of the design of FIG. 1;

FIG. 4 is a right side elevation view of the design of FIG. 1, the left side elevation view being a mirror image thereof;

FIG. 5 is a top elevation view of the design of FIG. 1; and,

FIG. 6 is a bottom elevation view of the design of FIG. 1.

The broken lines showing in FIGS. 1–6 are for illustrative purposes only and forms no part of the claimed design. 

We claim the ornamental design for a network test instrument, as shown and described. 